<?php

/*
 * Copyright 2008 the original author or authors.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#namespace tehframework\orm\annotations\relations;

#use \ezcPersistentObjectDefinition;
#use \ezcPersistentOneToManyRelation;

class OneToManyAnnotation extends OneToOneAnnotation
{
	/**
	 * @param  ezcPersistentObjectDefinition $def
	 * @param  array<string,ezcPersistentObjectDefinition> $defs
	 * @return ezcPersistentOneToManyRelation
	 * @throws InvalidArgumentException
	 */
	protected function createRelation(
		ezcPersistentObjectDefinition $def, array $defs)
	{
		$rel = new ezcPersistentOneToManyRelation(
			$this->createSourceTable($def), $this->createDestinationTable($defs)
		);
		
		$rel->columnMap = $this->createColumnMap($def, $defs);
		$rel->cascade   = $this->cascade;
		$rel->reverse   = $this->reverse;
		
		return $rel;
	}
	
	/**
	 * @param  ezcPersistentObjectDefinition $def
	 * @param  array<string,ezcPersistentObjectDefinition> $defs
	 * @return ezcPersistentSingleTableMap[]
	 */
	protected function createEntityColumnMap(
		ezcPersistentObjectDefinition $def, array $defs)
	{
		return new ezcPersistentSingleTableMap(
			$def->idProperty->columnName,
			$this->createDestinationColumn($def)
		);
	}
}